What they didn’t appreciate was the extreme modularity of offshore wind farms. Assemble four Lego—foundation, tower, head, blades; click, click, click—and you have a turbine that can start generating electricity immediately. Assemble eight to ten turbines and wire them together, and you have a “string” that can be connected to a substation that feeds into the national electricity grid. It, too, can start delivering as soon as it is assembled. Put together a few strings, and you have a wind farm that is operational on day one. Repeat, repeat, repeat. It can scale up as much as you like, with
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